3N8U:
reference: Structural and sequence analysis of imelysin-like proteins implicated in bacterial iron uptake., Xu Q, Rawlings ND, Farr CL, Chiu HJ, Grant JC, Jaroszewski L, Klock HE, Knuth MW, Miller MD, Weekes D, Elsliger MA, Deacon AM, Godzik A, Lesley SA, Wilson IA, PLoS One. 2011;6(7):e21875. Epub 2011 Jul 25. PMID: 21799754

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